Hydrology GIS Layers

1
HydrologyGIS Layers

• Washington State
• Department of Ecology
• GIS Technical Services

2
Washington Hydrography Framework Layers

• Dynamically segmented routes, event tables
• Integrated data from WaDNR USFS
• Water Bodies
• Water Courses
• Water Shoreline
• 124,000 scale
• Completed for western Washington only (WRIAs
  1-29)
• Eastern WA under construction now (planned
  completion March 2006)
• 1100,000 scale also available
• Uses LLID unique stream identifiers
• Network flow patterns defined

3
Washington Rivers Information System (WARIS)

• Statewide collection of information on anadromous
  fish, resident fish, wildlife, natural features
  (rare plants and geographic features), cultural
  and historical features and institutional
  constraints.
• Managed by the Washington Department of Fish and
  Wildlife (WDFW).
• 1100,000 scale
• Waterbodies
• Watercourses
• Uses LLID unique stream identifiers

4
Hydrographyfrom Washington DNR

• Data 96
• Washington Department of Natural Resources
• 124,000 scale
• No flow network defined
• No unique stream identifiers
• Drainage density varies by Township

5
U.S. Census Bureau TIGER Files

• 1100,000 scale
• Processed 1990 Final TIGER/Line files
• Produced by the US Geological Survey and US
  Census Bureau
• No flow network defined
• No unique stream identifiers

6
Example of 24k (red) vs 100k (blue) Data Scale
7
Ecology Hydrographic Data Contacts

• Rich Kim GIS Data Administrator,
  rkim461_at_ecy.wa.gov
• John Tooley, GIS Supervisor, jtoo461_at_ecy.wa.gov
• Dan Saul, Hydrographic Data Visionary,
  dsau461_at_ecy.wa.gov